Progressive damage mechanism and multiscale characterization of hard sandstone-coal composite structures under loading

• Jiaxin Dang ,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Writing – original draft

  * E-mail: dangjiaxin3@163.com (JD); mtu@aust.edu.cn (MT); xyzhang@aust.edu.cn (XZ)

  Affiliation School of Mining Engineering, Anhui University of Science and Technology, Huainan, China

  https://orcid.org/0000-0003-2378-4920

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• Min Tu ,

  Roles Funding acquisition, Investigation, Project administration, Writing – review & editing

  * E-mail: dangjiaxin3@163.com (JD); mtu@aust.edu.cn (MT); xyzhang@aust.edu.cn (XZ)

  Affiliation School of Mining Engineering, Anhui University of Science and Technology, Huainan, China

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• Xiangyang Zhang ,

  Roles Data curation, Investigation, Methodology, Project administration, Validation, Writing – review & editing

  * E-mail: dangjiaxin3@163.com (JD); mtu@aust.edu.cn (MT); xyzhang@aust.edu.cn (XZ)

  Affiliation School of Mining Engineering, Anhui University of Science and Technology, Huainan, China

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• Qingwei Bu

  Roles Data curation, Investigation, Validation

  Affiliation School of Mining and Coal, Inner Mongolia University of Science and Technology, Baotou, China

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